Fewer rain storms across southern Australia

Published by CSIRO on 4 July 2011

Decreasing autumn and winter rainfall over southern Australia has been attributed to a 50-year decrease in the average intensity of storms in the region – a trend which is forecast to continue for another 50 years.”Our recent work on climate model projections suggests a continuation of these trends over the next 50 years.”

In an address today to the International Union of Geodesy and Geophysics conference in Melbourne, CSIRO climate scientist, Dr Jorgen Frederiksen, said these changes are due to reductions in the strength of the mid-latitude jet stream and changes in atmospheric temperatures. The jet stream comprises fast moving westerly winds in the upper atmosphere. Read More about Fewer rain storms across southern Australia